A triangle has vertices at (1, 1), (1, 4), and (-3, 4). What are the coordinates of the orthocenter?
A.(-1,2.5)
B.(-1/3,3)
C.(0,3)
D.(1,4)

Define multiplicative inverse. give an example of a number and its multiplicative inverse.

How long does it take natsumi to clean up after she is done? table: .area time30. 245. 2.7560. 3.5

10 points? ? +++ me asap gabriella uses the current exchange rate to write the function, h(x), where x is the number of u.s. dollars and h(x) is the number of euros, the european union currency. she checks the rate and finds that h(100) = 7.5. which statement best describes what h(100) = 75 signifies? a) gabriella averages 7.5 u.s. dollars for every 100 euros. b) gabriella averages 100 u.s. dollars for every 25 euros. c) gabriella can exchange 75 u.s. dollars for 100 euros. d) gabriella can exchange 100 u.s. dollars for 75 euros.